Finding the Fourth Proportional to 2,240.97, 3,092.59 and 1,296.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.97 : 3,092.59 = 1,296.78 : x
2. Step 2: Convert to fraction form
   2,240.97/3,092.59 = 1,296.78/x
3. Step 3: Cross multiply
   2,240.97x = 3,092.59 × 1,296.78
4. Step 4: Simplify right side
   2,240.97x = 4,010,408.86
5. Step 5: Solve for x
   x = 4,010,408.86/2,240.97
6. Step 6: Final answer
   x = 1,789.59